1. A: Is there maintenance service?
A:有维修服务吗?
B: The manufacturer offers free maintenance.
B:厂家提供免费维修服务。
2. A: How long is the warranty period?
A:保修期是多长?
B: The factory offers a three-year warranty on this refrigerator.
B:这款冰箱厂家保修三年。
3. A: Hope you’ll come again.
A:希望您再次光临。
B: Thank you.
B:谢谢。
4. A: Thank you for your help.
A:谢谢您的帮助。
B: You are welcome.
B:不必客气。
5. A: Goodbye.
A:再见。
B: Have a nice day!
B:祝您一天愉快!